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Technical Data Sheet
PartsTable / COMPONENT / MS27980-11N
MS27980-11N ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The STUD,SNAP FASTENER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, stud_shank_length: 0.250 INCHES NOMINAL IN, surface_treatment: NICKEL OVERALL, stud_head_diameter: 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN, stud_overall_length: 0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM IN, stud_retention_method: SCREW BASE. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-00-174-2924, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
MS27980-11N
NSN: 5325-00-174-2924
FSC: 5325
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
stud_shank_length0.250 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
stud_head_diameter0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
stud_overall_length0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM IN
stud_retention_methodSCREW BASE
snap_fastener_stud_styleSTUD
thread_size_and_series/type_designator0.164-32 UNIFIED NATIONAL COARSE (UNC)
NSN5325-00-174-2924
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS27980-11N · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STUD SHANK LENGTH: 0.250 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.164-32 UNIFIED NATIONAL COARSE (UNC)
•
STUD RETENTION METHOD: SCREW BASE
•
STUD OVERALL LENGTH: 0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM IN
•
STUD HEAD DIAMETER: 0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
•
SNAP FASTENER STUD STYLE: STUD
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
STUD SHANK LENGTH0.250 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.164-32 UNIFIED NATIONAL COARSE (UNC)
STUD RETENTION METHODSCREW BASE
STUD OVERALL LENGTH0.441 INCHES MINIMUM AND 0.451 INCHES MAXIMUM IN
STUD HEAD DIAMETER0.394 INCHES MINIMUM AND 0.396 INCHES MAXIMUM IN
SNAP FASTENER STUD STYLESTUD
MATERIALCOPPER ALLOY OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
A-D958-1Interchangeable
interchangeable cross-reference
interchangeable
3N51PC559Interchangeable
interchangeable cross-reference
interchangeable
3N8PC559Interchangeable
interchangeable cross-reference
interchangeable
1452Interchangeable
interchangeable cross-reference
interchangeable
142364HAInterchangeable
interchangeable cross-reference
interchangeable
L718Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS27980-11N?
MS27980-11N is a STUD,SNAP FASTENER.
What parts can replace MS27980-11N?
There are 11 known substitutes for MS27980-11N: A-D958-1, 3N51PC559, 3N8PC559 and 8 more. Substitute compatibility should be verified for your specific system.
Is MS27980-11N still available?
MS27980-11N is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026